<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta http-equiv="X-UA-Compatible" content="IE=edge">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <script src="https://cdn.staticfile.org/react/16.4.0/umd/react.development.js"></script>
  <script src="https://cdn.staticfile.org/react-dom/16.4.0/umd/react-dom.development.js"></script>
  <script src="https://cdn.staticfile.org/babel-standalone/6.26.0/babel.min.js"></script>
  <script src="https://cdn.staticfile.org/jquery/2.1.4/jquery.min.js"></script>
</head>

<body>
  <div id="example"></div>
  <script type="text/babel">
    class Content extends React.Component {
      render(){
        return (
          <div>
          <input type='button' value='点击' onClick={this.props.updateProps}/>
          <h2> {this.props.value}</h2>
          </div>
        )
      }
    }
    class Popper extends React.Component {
      constructor(props) {
        super(props);
        console.log(props)
        this.state = { value: 'hello' };
        this.handleChange = this.handleChange.bind(this);
      }

      handleChange(event) {
        this.setState({
          value: 'nannan'
        });
      }
      render() {
        return (
          <Content value={this.state.value} updateProps={this.handleChange} />
        );
      }
    }
    ReactDOM.render(
      <Popper />,
      document.getElementById('example')
    );
  </script>
</body>

</html>